HP LaserJet Pro 400 color M451 - Page 106

2. Release six tabs (callout 1), and then remove the black-plastic cover.
Figure 1-117 Remove the high-voltage power-supply PCA (2 of 5)
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3. Disconnect one FFC (callout 1) on the DC controller.
Figure 1-118 Remove the high-voltage power-supply PCA (3 of 5)
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82 Chapter 1 Removal and replacement ENWW
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